class_docstr: Main network which does cross-lingual embeddings training
docstr: Builds training graph for the GAN
docstr_tok: ["Builds","training","graph","for","the","GAN"]
code: def _build_train_graph(self):
      """
      Builds training graph for the GAN
      """
      self.generator.build_train_graph(self.discriminator.prediction)
      self.discriminator.build_train_graph(
          self.discriminator.prediction
      )
  
imports: from __future__ import print_function, division
  import io
  import os
  import time
  import numpy
  import scipy
  import tensorflow
label_desc: Use image node_id 3 for calling the WordTranslator obj's underlying member method code with example usage: obj._build_train_graph() without return types